Definition of cyathus
1 or kyathos \ˈkīəˌthäs\ plural cyathi \-ˌthī\ or kyathoi \-ˌthȯi\ : a long-handled cup or earthenware ladle used especially in ancient Greece for filling drinking cups with wine
2 plural cyathi [New Latin, from Latin] : any small cup-shaped cavity or organ of a plant; especially : cupule 1c
3 capitalized [New Latin, from Latin] : a genus of bird's-nest fungi having the fruit body narrowed at the base and flaring at the top — compare nidulariaceae
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Origin and Etymology of cyathus
Latin & Greek; Latin cyathus, from Greek kyathos; akin to Greek koilos hollow — more at cave
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